diff --git a/API_GeoSnap.cpp b/API_GeoSnap.cpp
index 96e36d2..268776d 100644
--- a/API_GeoSnap.cpp
+++ b/API_GeoSnap.cpp
@@ -288,6 +288,20 @@ __stdcall EgtCurveThickness( int nId, double* pdThick)
    return ( ExeCurveThickness( nId, pdThick) ? TRUE : FALSE) ;
 }
 
+//----------------------------------------------------------------------------
+BOOL
+__stdcall  EgtCurveSelfIntersCount( int nId, int* pnCount)
+{
+   return ( ExeCurveSelfIntersCount( nId, pnCount) ? TRUE : FALSE) ;
+}
+
+//----------------------------------------------------------------------------
+int
+__stdcall EgtClosedCurveClassify( int nId1, int nId2)
+{
+   return ExeClosedCurveClassify( nId1, nId2) ;
+}
+
 //----------------------------------------------------------------------------
 BOOL
 __stdcall EgtGetMinDistPointCurve( const double ptP[3], int nId, double* pdDist, double* pdU)